Fossilized psuedomorph of calcite after ammonite halve to reveal the internal chambers lined with calcite crystals. The ammonite has been internally replaced by calcite  with small areas showing its original mother of pearl iridescent outer shell. Its a complete ammonite sliced and polished to expose the internal cavities now lined...

Large museum quality specimen of a rare lichid trilobite, Acanthopyge (Lobopyge) bassei from Laatchana, Morocco with spectacular preperation. The trilobite is well preserved with lots of detail, you can clearly see all of fine tubercles,spines covering it's shell which appears to be multi colored.   Species: Acanthopyge (Lobopyge) bassei Age:...

From The Green River Formation, Wyoming, USA Here is an amazing HUGE, museum quality Palm Frond specimen in the same matrix as a Priscara liops from the Eocene (circa 50 million years ago) from the Green River Formation of Wyoming. This is a very complete Sablites sp. leaf, one of the most sought-after and displayable fossils...